fix goreleaser for v2 (#331)

```
$ goreleaser --version
GitVersion:    2.0.1
...
$ goreleaser check
  • checking                                 path=.goreleaser.yml
  • 1 configuration file(s) validated
  • thanks for using goreleaser!
```

Signed-off-by: Jason Hall <jason@chainguard.dev>

.goreleaser.yml

@@ -1,5 +1,4 @@
-# Visit https://goreleaser.com for documentation on how to customize this
-# behavior.
+version: 2
 before:
   hooks:
     # this is just an example and not a requirement for provider building/publishing
@@ -37,7 +36,7 @@ checksum:
 signs:
   - artifacts: checksum
     args:
-      # if you are using this in a GitHub action or some other automated pipeline, you 
+      # if you are using this in a GitHub action or some other automated pipeline, you
       # need to pass the batch flag to indicate its not interactive.
       - "--batch"
       - "--local-user"
@@ -50,7 +49,3 @@ release:
   extra_files:
     - glob: 'terraform-registry-manifest.json'
       name_template: '{{ .ProjectName }}_{{ .Version }}_manifest.json'
-  # If you want to manually examine the release before its live, uncomment this line:
-  # draft: true
-changelog:
-  skip: true